code: def test_request_3(self):
      request = RequestDelegate(
          {
              "body": {
                  "query": {"match": "hello there"},
              }
          }
      )
  
      self.assertEqual("hello there", request.query)
  
file_path: nboost/tests/unit/test_delegates.py
imports: import unittest
  from nboost.delegates import RequestDelegate, ResponseDelegate
label_desc: Use image node_id 3 for calling the TestDelegates obj's underlying member method code with example usage: obj.test_request_3() without return types